Home / 38,607.80-57,939.38-16,436.72

Finding the Fourth Proportional to 38,607.80, 57,939.38 and 16,436.72

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Solution

The fourth proportional to 38,607.80, 57,939.38 and 16,436.72 is: 24,666.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,607.80 : 57,939.38 = 16,436.72 : x
  2. Step 2: Convert to fraction form
    38,607.80/57,939.38 = 16,436.72/x
  3. Step 3: Cross multiply
    38,607.80x = 57,939.38 × 16,436.72
  4. Step 4: Simplify right side
    38,607.80x = 952,333,366.03
  5. Step 5: Solve for x
    x = 952,333,366.03/38,607.80
  6. Step 6: Final answer
    x = 24,666.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.